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What is the solution of 2x/5−x/2=40 ?
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What is the solution of 2x/5−x/2=40 ?

User Lee Hesselden
by
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1 Answer

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2x/5 - X/2 = 40
LCD = 10

2•(2x/5) - 5•(X/2) = 40
4x/10 - 5x/10 = 40
4x-5x/10 = 40
-X/10 = 40
10•(-X/10) = 40 • 10
-X = 400
-X/-1 = 400/-1
X = -400.

I believe the solution is that X = -400.
User MBS
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